*SUPPORT*
IN: tufa tufa OUT: YELLOW YELLOW
IN: kiki gazzer dax wif OUT: GREEN GREEN PURPLE GREEN GREEN
IN: tufa OUT: YELLOW
IN: zup gazzer zup zup wif OUT: RED RED RED RED RED RED RED
IN: zup OUT: RED
IN: zup kiki lug zup OUT: RED RED PURPLE
IN: tufa kiki lug zup wif OUT: YELLOW RED RED PURPLE
IN: kiki gazzer zup wif OUT: RED RED PURPLE RED RED
IN: zup wif OUT: RED RED
IN: kiki lug tufa OUT: YELLOW PURPLE
IN: tufa lug zup lug dax wif OUT: GREEN GREEN RED YELLOW
IN: dax OUT: GREEN
IN: kiki lug kiki kiki lug kiki OUT: PURPLE PURPLE PURPLE PURPLE
IN: zup gazzer dax OUT: GREEN RED GREEN

*QUERY*
IN: tufa zup kiki wif OUT: YELLOW RED PURPLE PURPLE
IN: kiki wif OUT: PURPLE PURPLE
IN: kiki dax lug dax OUT: PURPLE GREEN GREEN
IN: tufa lug zup OUT: RED YELLOW
IN: kiki OUT: PURPLE
IN: dax wif OUT: GREEN GREEN
IN: kiki lug kiki lug tufa wif OUT: YELLOW YELLOW PURPLE PURPLE
IN: kiki tufa lug zup OUT: PURPLE RED YELLOW
IN: dax kiki OUT: GREEN PURPLE
IN: zup lug kiki OUT: PURPLE RED

*GRAMMAR*
zup -> RED 
 tufa -> YELLOW 
 kiki -> PURPLE 
 dax -> GREEN 
 u1 lug x1 -> [x1] [u1] 
 u1 gazzer x1 -> [x1] [u1] [x1] 
 u1 wif -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 